Legendary
- Peak (Burp)
- Up to 53 Hz
- 1,451+ sq in
1,451 sq in of cone area and up, with unlimited max rated power, in a wall build. Maximum frequency is 53 Hz peak; if the test peaks higher, you are moved to a Pro class.
World record167.41 dBPeter Gstar Raw, 2026- Class type
- Wall
- Build type
- Wall
- Format
- Peak (Burp). The highest reading the meter catches in one short hit, usually a single burp of a tone or a note of music.
- Frequency
- Peak max 53 Hz (else moved to a Pro class)
- Cone area
- 1,451+ sq in
- Power
- Unlimited
- Over the frequency limit
- The judge can move the score to Unleashed Wall, or you run again
- Sensor and vehicle
- In front of front seat; windshield 1 ft from A pillar and 1 ft up from dash if enclosure passes the B pillar
- Scoring
- Peak Hold SPL
- Extreme builds
- Not allowed